By Jim Clark

Local and state police are investigating a hit-and-run crash in Somerville that caused the death of a female pedestrian who was reportedly struck while crossing Mystic Ave., south of Rte. 28 Saturday evening, at about 8:00 p.m.

According to reports, the vehicle, which may have been a Mercedes-Benz, continued southbound after the crash. Police say that the vehicle most likely has front-end damage, probably on the passenger side.

The victim, a woman approximately 50 years of age, was pronounced dead after arrival at Massachusetts General Hospital.

Anyone who may have information or witnessed the incident is encouraged to notify the state police at 508-820-2121 or call 911.